<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script src="http://cdn.static.runoob.com/libs/jquery/1.10.2/jquery.min.js"></script>
	</head>
	<body>
		<table border="1">
			<tr>
				<td>1</td>
				<td>1</td>
				<td>1</td>
				<td>1</td>
			</tr>
				<tr>
				<td>1</td>
				<td>1</td>
				<td>1</td>
				<td>1</td>
			</tr>
				<tr>
				<td>1</td>
				<td>1</td>
				<td>1</td>
				<td>1</td>
			</tr>
		</table>
		<script>
			$("table td").each(function(){
				$(this).click(function(){
					alert("");	
				})
			})
		</script>
		
	</body>
</html>
